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<h1 id="firstHeading" class="firstHeading">实验性 C++ 特性</h1>
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<p>C++ 标准委员会为未来的标准化出版实验性 C++ 语言与库扩展。
</p><p>注意： 2012 之前，这些出版使用 TR （技术报告）格式。从 2012 起， ISO 手续改为使用 TS （技术规范）格式。
</p>
<table class="wikitable">

<tr>
<th>ISO 编号</th>
<th>名称</th>
<th>状态</th>
<th>链接
</th></tr>
<tr>
<td> ISO/IEC TR 18015:2006
</td>
<td> C++ 性能上的技术报告
</td>
<td> 出版于 2006 （ <a rel="nofollow" class="external text" href="http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=43351">ISO 商店</a>）<br>方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/TR18015.pdf">TR18015</a> (2006-02-15) 。
</td>
<td> <code>std::hardware</code>
</td></tr>
<tr>
<td> ISO/IEC TR 19768:2007
</td>
<td> C++ 库扩展上的技术报告
</td>
<td> 出版于 2007-11-15 （ <a rel="nofollow" class="external text" href="http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=43289">ISO 商店</a>）<br>方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2005/n1745.pdf">n1745</a> (2005-01-17) 。<br>
<p>分离到 ISO 29124 ，剩下的并入 C++11 。
</p>
</td>
<td>
</td></tr>
<tr>
<td> ISO/IEC 29124:2010
</td>
<td> 对 C++ 库的支持数学特殊函数的扩展
</td>
<td> 出版于 2010-09-03 （ <a rel="nofollow" class="external text" href="http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=50511">ISO 商店</a>）<br>最终方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2010/n3060.pdf">n3060</a> (2010-03-06) 。<br>
<p>并入 C++17 。
</p>
</td>
<td> <a href="experimental/special_functions.html" title="cpp/experimental/special functions"><tt>special functions</tt></a>
</td></tr>
<tr>
<td> ISO/IEC TR 24733:2011
</td>
<td> 对编程语言 C++ 的支持十进制浮点算术的扩展
</td>
<td> 出版于 2011-10-25 （ <a rel="nofollow" class="external text" href="http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=38843">ISO 商店</a>）方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2009/n2849.pdf">n2849</a> (2009-03-06) 。<br>
<p>可能会为将来的 TS 所取代或并入未来的 C++ 修订版（最近的合并提案为 <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n3871.html">n3871</a> ）
</p>
</td>
<td> <code>decimal32</code><br><code>decimal64</code><br><code>decimal128</code>
</td></tr>
<tr>
<td> ISO/IEC TS 18822:2015
</td>
<td> C++ 文件系统技术规范
</td>
<td> 出版于 2015-06-18 。（ <a rel="nofollow" class="external text" href="http://www.iso.org/iso/catalogue_detail.htm?csnumber=63483">ISO 商店</a>）。最终方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4100.pdf">n4100</a> (2014-07-04) 。<br>
<p>并入 C++17 。
</p>
</td>
<td> <a href="experimental/fs.html" title="cpp/experimental/fs"><tt>filesystem</tt></a>
</td></tr>
<tr>
<td> ISO/IEC TS 19570:2015
</td>
<td> 并行的 C++ 扩展
</td>
<td> 出版于 2015-06-24 。（ <a rel="nofollow" class="external text" href="http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=65241">ISO 商店</a>）。最终方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2015/n4507.pdf">n4507</a> (2015-05-05) 。<br>
<p>并入 C++17 。
</p>
</td>
<td> <a href="experimental/parallelism.html" title="cpp/experimental/parallelism"><tt>parallelism</tt></a>
</td></tr>
<tr>
<td> ISO/IEC TS 19841:2015
</td>
<td> 事务性内存 TS
</td>
<td> 出版于 2015-09-16 ，（ <a rel="nofollow" class="external text" href="http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=66343">ISO 商店</a>）最终方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2015/n4514.pdf">n4514</a> (2015-05-08) 。
</td>
<td> <a href="language/transactional_memory.html" title="cpp/language/transactional memory">transactional memory</a>
</td></tr>
<tr>
<td> ISO/IEC TS 19568:2015
</td>
<td> 库基础的 C++ 扩展
</td>
<td> 出版于 2015-09-30 ，（ <a rel="nofollow" class="external text" href="http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=65238">ISO 商店</a>）最终方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2015/n4480.html">n4480</a> (2015-04-07) 。<br>
<p>并入 C++17 ，除了调用特性。
</p>
</td>
<td><a href="experimental/lib_extensions.html" title="cpp/experimental/lib extensions">library extensions</a>
</td></tr>
<tr>
<td> ISO/IEC TS 19217:2015
</td>
<td> 概念的 C++ 扩展
</td>
<td> 出版于 2015-11-13 。（ <a rel="nofollow" class="external text" href="http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=64031">ISO 商店</a>）最终方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2015/n4553.pdf">n4553</a> (2015-10-02) 当前方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2017/p0734r0.pdf">p0734r0</a> (2017-07-14) 。<br>
<p>并入 C++20 （有修改）。
</p>
</td>
<td><a href="experimental/constraints.html" title="cpp/experimental/constraints">constraints and concepts</a>
</td></tr>
<tr>
<td> ISO/IEC TS 19571:2016
</td>
<td> 并发的 C++扩展
</td>
<td> 出版于 2016-01-19 。（ <a rel="nofollow" class="external text" href="http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=65242">ISO 商店</a>）最终方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2015/p0159r0.html">p0159r0</a> (2015-10-22)
</td>
<td> <a href="experimental/concurrency.html" title="cpp/experimental/concurrency"><tt>concurrency</tt></a>
</td></tr>
<tr>
<td> ISO/IEC TS 19568:2017
</td>
<td> 库基础的 C++ 扩展，版本 2
</td>
<td> 出版于 2017-03-30 。（ <a rel="nofollow" class="external text" href="https://www.iso.org/standard/70587.html">ISO 商店</a>）方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2016/n4617.pdf">n4617</a> (2016-11-28) 。<br>
<p>部分并入 C++17 与 C++20 。
</p>
</td>
<td> <a href="experimental/lib_extensions_2.html" title="cpp/experimental/lib extensions 2"><tt>library extensions 2</tt></a>
</td></tr>
<tr>
<td> ISO/IEC TS 21425:2017
</td>
<td> 范围 TS
</td>
<td> 出版于 2017-12-05 。（ <a rel="nofollow" class="external text" href="https://www.iso.org/standard/70910.html">ISO 商店</a>）方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2017/n4685.pdf">n4685</a> (2017-07-31)<br>
<p>并入 C++20 。
</p>
</td>
<td> <a href="experimental/ranges.html" title="cpp/experimental/ranges"><tt>ranges</tt></a>
</td></tr>
<tr>
<td> ISO/IEC TS 22277:2017
</td>
<td> 协程 TS
</td>
<td> 出版于 2017-12-05 。（ <a rel="nofollow" class="external text" href="https://www.iso.org/standard/73008.html">ISO 商店</a>）方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/n4736.pdf">n4736</a> (2018-03-31) 最新方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/n4775.pdf">n4775</a> (2018-10-07)<br>
<p>并入 C++20 。
</p>
</td>
<td>
</td></tr>
<tr>
<td> ISO/IEC TS 19216:2018
</td>
<td> 网络 TS
</td>
<td> 出版于 2018-04-24 。（ <a rel="nofollow" class="external text" href="https://www.iso.org/standard/64030.html">ISO 商店</a>）方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/n4734.pdf">n4734</a> (2017-04-04) 。最终方案 <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/n4771.pdf">n4771</a> (2018-10-08)
</td>
<td>
</td></tr>
<tr>
<td> ISO/IEC TS 21544:2018
</td>
<td> 模块 TS
</td>
<td> 出版于 2018-05-16 。（ <a rel="nofollow" class="external text" href="https://www.iso.org/standard/71051.html">ISO 商店</a>）最终方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/n4720.pdf">n4720</a> (2018-01-29)<br>
<p>并入 C++20 （有修改）。
</p>
</td>
<td>
</td></tr>
<tr>
<td> ISO/IEC DTS 19570:2018
</td>
<td> 并行 TS 部分 2
</td>
<td> 出版于 2018-11-15 。（ <a rel="nofollow" class="external text" href="https://www.iso.org/standard/70588.html">ISO 商店</a>）。最终方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/n4793.pdf">n4793</a> (2018-11-26)
</td>
<td> <a href="experimental/parallelism_2.html" title="cpp/experimental/parallelism 2"><tt>parallelism 2</tt></a>
</td></tr>
<tr>
<td> ISO/IEC PDTS 23619:xxxx
</td>
<td> 反射 TS
</td>
<td> 开发。方案 <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/n4818.pdf">n4818</a> (2019-06-17) 。替代方案 <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1240r1.pdf">p1240r1</a> (2019-10-03)
</td>
<td>
</td></tr>
<tr>
<td>
</td>
<td> 数值 TS
</td>
<td> 早期开发。方案 <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1889r0.pdf">p1889r0</a> (2019-10-01) 。
</td>
<td>
</td></tr>
<tr>
<td> ISO/IEC DTS 19571:xxxx
</td>
<td> 并发 TS 部分 2
</td>
<td> 早期开发
</td>
<td>
</td></tr>
<tr>
<td> ISO/IEC DTS 19568:xxxx
</td>
<td> 库基础的 C++ 扩展，版本 3
</td>
<td> 早期开发： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/n4840.html">n4840</a> (2019-11-25)
</td>
<td> <a href="experimental/lib_extensions_3.html" title="cpp/experimental/lib extensions 3">library extensions 3</a>
</td></tr>
<tr>
<td> ISO/IEC DTS 19841:xxxx
</td>
<td> 事务性内存 TS 部分 2
</td>
<td> 早期开发： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1875r0.pdf">p1875r0</a> (2019-10-06)
</td>
<td>
</td></tr>
<tr>
<td>
</td>
<td> 图形 TS
</td>
<td> 早期开发。方案 <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p0267r10.pdf">p0267r10</a> (2019-10-07) 。
</td>
<td>
</td></tr>
<tr>
<td> ISO/IEC DTS 19569:xxxx
</td>
<td> 数组扩展 TS
</td>
<td> 撤销。废弃方案： <a rel="nofollow" class="external text" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3820.html">n3820</a> (2013-10-10) 。
</td>
<td>
</td></tr></table>
<h3><span class="mw-headline" id=".E5.8F.82.E9.98.85">参阅</span></h3>
<table class="t-dsc-begin">

</table>

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